This orifice outlet allows captured stormwater to be released into the public drainage system once a storm event has passed. The orifice can also be configured to provide stormwater infiltaion and to prevent tank flotation in saturated ground. 48 mm is common for on-site retention systems

This orifice outlet allows captured stormwater to be released into the public drainage system once a storm event has passed. The orifice can also be configured to provide stormwater infiltaion and to prevent tank flotation in saturated ground. 48 mm is common for on-site retention systems

This orifice outlet allows captured stormwater to be released into the public drainage system once a storm event has passed. The orifice can also be configured to provide stormwater infiltaion and to prevent tank flotation in saturated ground. 48 mm is common for on-site retention systems

SFOP50M50FL2W 2 " with 2 Rubber Washers